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dbghelp: Move HANDLE-based crc32 helper to dbghelp.c. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2020-03-16 16:06:10 +01:00 committed by Alexandre Julliard
parent 1d96af3627
commit a5a6b0dcb6
4 changed files with 22 additions and 22 deletions
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8
dlls/dbghelp/dbghelp.c
View File

@ -723,14 +723,14 @@ void WINAPI WinDbgExtensionDllInit(PWINDBG_EXTENSION_APIS lpExtensionApis,
{
}
DWORD calc_crc32(int fd)
DWORD calc_crc32(HANDLE handle)
{
BYTE buffer[8192];
DWORD crc = 0;
int len;
DWORD len;
lseek(fd, 0, SEEK_SET);
while ((len = read(fd, buffer, sizeof(buffer))) > 0)
SetFilePointer(handle, 0, 0, FILE_BEGIN);
while (ReadFile(handle, buffer, sizeof(buffer), &len, NULL) && len)
crc = RtlComputeCrc32(crc, buffer, len);
return crc;
}

2
dlls/dbghelp/dbghelp_private.h
View File

@ -588,7 +588,7 @@ extern BOOL pcs_callback(const struct process* pcs, ULONG action, void*
extern void* fetch_buffer(struct process* pcs, unsigned size) DECLSPEC_HIDDEN;
extern const char* wine_dbgstr_addr(const ADDRESS64* addr) DECLSPEC_HIDDEN;
extern struct cpu* cpu_find(DWORD) DECLSPEC_HIDDEN;
extern DWORD calc_crc32(int fd) DECLSPEC_HIDDEN;
extern DWORD calc_crc32(HANDLE handle) DECLSPEC_HIDDEN;
typedef BOOL (*enum_modules_cb)(const WCHAR*, unsigned long addr, void* user);

18
dlls/dbghelp/elf_module.c
View File

@ -966,18 +966,6 @@ static int elf_new_public_symbols(struct module* module, const struct hash_table
return TRUE;
}
static DWORD calc_crc(HANDLE handle)
{
BYTE buffer[8192];
DWORD crc = 0;
DWORD len;
SetFilePointer(handle, 0, 0, FILE_BEGIN);
while (ReadFile(handle, buffer, sizeof(buffer), &len, NULL) && len)
crc = RtlComputeCrc32(crc, buffer, len);
return crc;
}
static BOOL elf_check_debug_link(const WCHAR* file, struct image_file_map* fmap, DWORD link_crc)
{
struct elf_map_file_data emfd;
@ -987,7 +975,7 @@ static BOOL elf_check_debug_link(const WCHAR* file, struct image_file_map* fmap,
emfd.u.file.filename = file;
if (!elf_map_file(&emfd, fmap)) return FALSE;
crc = calc_crc(fmap->u.elf.handle);
crc = calc_crc32(fmap->u.elf.handle);
if (crc != link_crc)
{
WARN("Bad CRC for file %s (got %08x while expecting %08x)\n", debugstr_w(file), crc, link_crc);
@ -1336,7 +1324,7 @@ BOOL elf_fetch_file_info(const WCHAR* name, DWORD_PTR* base,
if (!elf_map_file(&emfd, &fmap)) return FALSE;
if (base) *base = fmap.u.elf.elf_start;
*size = fmap.u.elf.elf_size;
*checksum = calc_crc(fmap.u.elf.handle);
*checksum = calc_crc32(fmap.u.elf.handle);
image_unmap_file(&fmap);
return TRUE;
}
@ -1432,7 +1420,7 @@ static BOOL elf_load_file_from_fmap(struct process* pcs, const WCHAR* filename,
sizeof(struct module_format) + sizeof(struct elf_module_info));
if (!modfmt) return FALSE;
elf_info->module = module_new(pcs, filename, DMT_ELF, FALSE, modbase,
fmap->u.elf.elf_size, 0, calc_crc(fmap->u.elf.handle));
fmap->u.elf.elf_size, 0, calc_crc32(fmap->u.elf.handle));
if (!elf_info->module)
{
HeapFree(GetProcessHeap(), 0, modfmt);

16
dlls/dbghelp/macho_module.c
View File

@ -152,6 +152,18 @@ static char* format_uuid(const uint8_t uuid[16], char out[UUID_STRING_LEN])
return out;
}
static DWORD macho_calc_crc32(int fd)
{
BYTE buffer[8192];
DWORD crc = 0;
int len;
lseek(fd, 0, SEEK_SET);
while ((len = read(fd, buffer, sizeof(buffer))) > 0)
crc = RtlComputeCrc32(crc, buffer, len);
return crc;
}
/******************************************************************
* macho_calc_range
*
@ -1369,7 +1381,7 @@ BOOL macho_fetch_file_info(HANDLE process, const WCHAR* name, unsigned long load
if (!macho_map_file(pcs, name, split_segs, &fmap)) return FALSE;
if (base) *base = fmap.u.macho.segs_start;
*size = fmap.u.macho.segs_size;
*checksum = calc_crc32(fmap.u.macho.fd);
*checksum = macho_calc_crc32(fmap.u.macho.fd);
macho_unmap_file(&fmap);
return TRUE;
}
@ -1484,7 +1496,7 @@ static BOOL macho_load_file(struct process* pcs, const WCHAR* filename,
if (!load_addr)
load_addr = fmap.u.macho.segs_start;
macho_info->module = module_new(pcs, filename, DMT_MACHO, FALSE, load_addr,
fmap.u.macho.segs_size, 0, calc_crc32(fmap.u.macho.fd));
fmap.u.macho.segs_size, 0, macho_calc_crc32(fmap.u.macho.fd));
if (!macho_info->module)
{
HeapFree(GetProcessHeap(), 0, modfmt);